Schematic Diagram - Main Section (1/5) - Sony CAS-1 Service Manual

CAS-1
Ver. 1.1
5-5.

SCHEMATIC DIAGRAM - MAIN Section (1/5) -

1 2 3
MAIN BOARD (1/5)
A
B
MTK-1.2V-EN
MTK-1.2V-EN
MTK-AUDIO-DIN3
MTK-AUDIO-DIN3
MTK-AUDIO-BCLK3
MTK-AUDIO-BCLK3
MTK-AUDIO-LRCK3
MTK-AUDIO-LRCK3
MTK-STATUS
>001S
MTK-STATUS
MTK-MUTE-REQ
MTK-MUTE-REQ
MAIN
MTK-CA7EN
C MTK-CA7EN
BOARD
MTK-BUSY
(4/5)
MTK-BUSY
(Page 43)
MTK-A-BUSY
MTK-A-BUSY
MTK-RESET
MTK-RESET
MTK-UART-TXD
MTK-UART-TXD
MTK-UART-RXD
MTK-UART-RXD
D
E
C902
0.047
C901 R903 C904
0.1 10 0.1
F
R902
0
C903
0.047
C900 R904 C905
0.1 10 0.1
DGND
G >002S
VDD_1.5V_MTK
VDD_1.8V_MTK
MAIN
VDD_STBY3.3V_MTK
BOARD
(5/5)
VDD_3.3V_MTK
(Page 44)
VDD_3.3V_SYS
CAS-1
• See page 54 for IC Block Diagrams.
4 5 6
CN900
80P
R907
1
4.7k
JL906
3
R908 4.7k JL907
5
R918 0 JL923
MTK-AUDIO-DIN3
7
R919 0 JL924
MTK-AUDIO-LRCK3
9
JL908
R912
11
4.7k
JL909
13
R920 0 JL925
MTK-BUSY
15
JL926
MTK-UART-RXD
17
JL927
JIG-MODE0
19
21
R913 R921
4.7k 0 23
25
JL910
R914
4.7k 27
29
R910
4.7k 31
33
R909
4.7k 35
37
R911
4.7k 39
41
43
JL900
45
47
JL901
R916
49
4.7k
JL902
51
R915 0 JL930
MTK-RESET
53
R922 0 JL929
UATXD_MTKTOOL
55
R923 0 JL931
UARXD_MTKTOOL
57
59
R917
4.7k 61
63
FB900
JL932
MTK-1.2V-EN
65
JL905
R937
0 67
69
C906 C908
R905
1 0.1
0 71
73
75
R906
FB901
0 77
79
C907 C909 FB902 C910
1 0.1 0.1
R901
0
C917
R900 0.1
0
Note 1: When the NETWORK board is defective,
replace the complete mounted board.
7 8 9
NETWORK
BOARD
3.3V 3.3V 2
R925
I2C_SDA I2S_MCK_O 4
0
JL933
I2C_SCL Reserved(BUSY_I) 6
JL934
I2S_DATA_O I2S_BCK_O 8
JL935
I2S_LRCK_O Mute_Request_O 10
JL915
Reserved(JTAG_DO) Reserved(JTAG_CLK) 12
JL916
R933
Reserved(JTAG_DI) Reserved(JTAG_SEL) 14
0
JL936
BUSY_O UART_RXD 16
JL937
UART_TXD JIG-MODE1 18
R935
JIG-MODE0 GND 20 0
CL900 R929
WoNetwork_O ETH_TXVP_0 22 4.7k
CL901
GND ETH_TXVN_0 24
GND GND 26
CL903
R928
GND ETH_TXVP_1 28 4.7k
CL902
GND ETH_TXVN_1 30
GND GND 32
CL905
GND USB0_D– 34
CL904
GND USB0_D+ 36
GND GND 38
GND GND 40
GND GND 42
GND GND 44
R930 R954 R927
JL911
4.7k 4.7k 0
Reserved(I2S_LRCK_I) Reserved(I2S_DATA_I) 46
STBY_3.3V STBY_3.3V 48
JL912
R936
Reserved(I2S_MCK_I) Reserved(I2S_BCK_I) 50
0
JL938
MTK-CA7EN
Reserved(USB_OC1#) STBY_CA7EN_EXINT 52
R931
XRESET GND 54
0
JL939
MTK-STATUS
UATXD(MTK Tool) STBY_STATUS_O 56
JL913
UARXD(MTK Tool) 58
Reserved(USB_EN1#)
R932
GND GND 60
0
GND USB1_D+ 62
GND USB1_D- 64
R938
1.2VLDOON GND 66 0
NC 3.3V 68
1.5V 1.5V 70
1.5V 1.5V 72
1.5V 1.5V 74
1.2V 1.2V 76
1.2V 1.2V 78
R955
1.2V 1.2V 80
0
C911 C912
22 0.1
Note 2: IC901 on the MAIN board cannot replace with single. When
this part is damaged, replace the complete mounted board.
40 40
10 11 12
MTK-A-BUSY
R926 0
MTK-AUDIO-BCLK3
R934 0
MTK-MUTE-REQ
JIG-MODE0
MTK-UART-TXD JIG-MODE1
JIG-MODE1 UATXD_MTKTOOL
UARXD_MTKTOOL
IC900
USB SWITCH
IC900
BD11600NUX-E2
5 6 0
GND OE
0 4 7 0
2D– D–
0 3 8 0
2D+ D+
2 9 3.2
1D– S
1 10 3.2
1D+ VCC
R940
100
C914
0.1
IC901
VBUS SWITCH
IC901
TPS2560DRCR
SL901
0 5 6 0.9
R947 R948
EN2 FAULT2
22k 22k
0 4 7 0.3
EN1 ILIM
SL900
5.1 3 8 5.1
IN_3 OUT2
5.1 2 9 5.1
IN_2 OUT1
1 10 2.2
GND FAULT1
C915
0.1
Note 3: The MAIN board has been changed in the midway of production.
When the complete MAIN board is replaced, it might be necessary
to note the combination with the complete AMP board.
Refer to service manual supplement-1 for detail.
13 14 15
CN901
7P
7 N.C.
JL917
6 JIG_MODE0
JL918
5 JIG_MODE1
R945 0 JL919
4 UART_SET/JIG (NC)
JL920
3 UART_JIG/SET
R946 JL921
0 2 GND
JL922
1 STBY3.3V
CN902
R951 5P
0
CL906
R956
5 SHIELD BUS
0
CL909 >01S
4 VBUS
CL907
USB
3 D-
CL908
BOARD
2 D+
CN162
CL910
(Page 45)
1 GND
R957
100
R944
100k
>003S
USB-OE
C913
USB-SEL
0.1
MAIN
VBUS-OVR-DET
BOARD
FB903 (4/5)
VBUS-OE
(Page 43)
R949 R950
100 100
R952
0
>004S
USB_5V
MAIN
VDD_3.3V_SYS
BOARD
(2/5)
(Page 41)